33390248340 has 24 divisors (see below), whose sum is σ = 93492695520. Its totient is φ = 8904066208.

The previous prime is 33390248327. The next prime is 33390248351. The reversal of 33390248340 is 4384209333.

It is a super-2 number, since 2×33390248340² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278252010 + ... + 278252129.

It is an arithmetic number, because the mean of its divisors is an integer number (3895528980).

Almost surely, 2^33390248340 is an apocalyptic number.

33390248340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33390248340 is an abundant number, since it is smaller than the sum of its proper divisors (60102447180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33390248340 is a wasteful number, since it uses less digits than its factorization.

33390248340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556504151 (or 556504149 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 39.

The spelling of 33390248340 in words is "thirty-three billion, three hundred ninety million, two hundred forty-eight thousand, three hundred forty".